Nuhou Welding & Oki
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28 mau nīnau a pane e pili ana i ka ʻike welding no ka poʻe welder kiʻekiʻe（1）
1. He aha nā hiʻohiʻona o ke ʻano kristal mua o ka weld? Pane: ʻO ka crystallization o ka wai hoʻoheheʻe e hahai pū ana i nā lula kumu o ka crystallization metala wai nui: ka hoʻokumu ʻana o ka nuclei aniani a me ka ulu ʻana o ka nuclei kristal. I ka wā o ka metala wai i loko o ka weldin...Heluhelu hou aku -
ʻO nā pilikia he ʻumi i maʻalahi loa i ka nānā ʻana i ka welding. Hoʻoholo nā kikoʻī i ka holomua a i ʻole ka hāʻule ʻole. E ʻoluʻolu e heluhelu me ka hoʻomanawanui.
Nui nā mea e pono e hoʻolohe i ka wā o ke kaʻina hana welding. Inā mālama ʻole ʻia, hiki ke alakaʻi i nā hewa nui. Hoʻoholo nā kikoʻī i ka holomua a i ʻole ka hāʻule ʻole, e ʻoluʻolu e heluhelu me ka hoʻomanawanui! 1 Mai noʻonoʻo i ke koho ʻana i ka volta maikaʻi loa i ka wā o ka hana kuʻi ʻana [Phenomena] I ka wā wili, ...Heluhelu hou aku -
Pehea e wili ai i ke kila pale wela Aia ma aneʻi ke kaʻina hana wili e haʻi iā ʻoe
ʻO ke kila pale wela e pili ana i ke kila i loaʻa ka paʻa wela a me ka ikaika wela ma lalo o nā kūlana wela kiʻekiʻe. ʻO ke kūpaʻa wela e pili ana i ka hiki o ke kila ke mālama i ke kūpaʻa kemika (ke kūpaʻa corrosion, non-oxidation) ma lalo o nā kūlana wela kiʻekiʻe. Ka ikaika wela r...Heluhelu hou aku -
ʻO nā kumu a me nā ana pale o ka welding pores ma J507 electrode
ʻO ka porosity ka lua i hana ʻia i ka wā e pakele ai nā ʻōhū i loko o ka loko i hoʻoheheʻe ʻia i ka wā paʻa i ka wā wili. Ke kuʻi ʻia me ka J507 alkaline electrode, aia ka hapa nui o nā pores nitrogen, hydrogen pores a me CO pores. ʻOi aku ka nui o nā pores ma mua o nā kūlana ʻē aʻe; aia...Heluhelu hou aku -
ʻO ka ʻokoʻa ma waena o nā hui kuʻihao paʻa, nā hui kuʻi wiliwili ʻana a me nā hui kuʻihao prefabricated i ka wili pipeline.
ʻAʻohe mea i kahi o ka hui kuʻihao, he hōʻiliʻili maoli ia o ka ʻike kuʻi. No ka poʻe hoʻomaka, ʻo nā kūlana maʻalahi nā hoʻomaʻamaʻa maʻamau, e hoʻomaka me nā hoʻololi ʻana a laila neʻe i nā hoʻomaʻamaʻa kūlana paʻa. ʻO ka counterpart i ka hoʻopaʻa paʻa ʻana i ka wili pipeline he rotational weldi ...Heluhelu hou aku -
ʻO ka wehewehe kikoʻī o ke kaʻina hana wiliwili
01. ʻO ka wehewehe pōkole ʻo Spot welding kahi ʻano kuʻi kuʻi e hui pū ʻia nā ʻāpana wili i loko o nā ʻūhā a paʻi ʻia ma waena o ʻelua mau electrodes, me ka hoʻohana ʻana i ka wela kūpaʻa e hoʻoheheʻe i ka metala kumu e hana i nā hui solder. Hoʻohana nui ʻia ka wiliwili wahi ma nā ʻano aʻe: 1. Overlap of thin pl...Heluhelu hou aku -
Ma hope o ka hana ʻana no nā makahiki he nui, ʻaʻole hiki iaʻu ke wehewehe maoli i ka ʻokoʻa ma waena o CO2, MIGMAG a me MIGMAG pulsed!
ʻO ka manaʻo a me ka hoʻokaʻawale ʻana o ka hoʻoheheʻe ʻana i ke kinoea arc ʻO ke ʻano hoʻoheheʻe arc e hoʻohana ana i ka electrode hoʻoheheʻe ʻia, ke kinoea waho e like me ke ʻano arc, a pale i nā kulu metala, ka wai hoʻoheheʻe a me ka metala wela kiʻekiʻe i ka ʻāpana kuʻi ʻana i kapa ʻia ʻo ka molten electrode gas shielded arc wiliwili. Wahi a...Heluhelu hou aku -
He aha nā ʻano o ka hoʻāʻo ʻole ʻana i nā welds， He aha ka ʻokoʻa
ʻO ka hoʻāʻo non-destructive ka hoʻohana ʻana i nā waiwai acoustic, optical, magnetic a me ka uila, me ka ʻole e hōʻino a hoʻopilikia paha i ka hoʻohana ʻana i ka mea ma lalo o ka manaʻo o ka hana o ka mea e nānā ʻia, e ʻike ai i ke ola ʻana o nā hemahema a i ʻole inhomogeneities i ka mea. e nānā ʻia, ...Heluhelu hou aku -
Lawe kēia ʻatikala iā ʻoe e hoʻomaopopo maʻalahi i nā hemahema wili - lamellar māwae
Welding māwae e like me ka loa pōʻino o ka welding defects, koʻikoʻi pili i ka hana a me ka palekana a me ka hilinaʻi o welded hale. I kēia lā, e lawe mākou iā ʻoe e ʻike i kekahi o nā ʻano o nā māwae - nā māwae laminated. 01 Non-metallic inclusions, pā kila i loko o ka rolling proc...Heluhelu hou aku -
Hoʻohālikelike i ka ʻokoʻa ma waena o TIG, MIG a me MAG welding! Hoʻomaopopo hoʻokahi a no nā mea a pau!
ʻO ka ʻokoʻa ma waena o TIG, MIG a me MAG 1. ʻO ka hoʻoheheʻe ʻana ʻo TIG ma ke ʻano he lama wili i hoʻopaʻa ʻia ma ka lima hoʻokahi a me kahi uwea kuʻi i paʻa ma kekahi, i kūpono no ka wili lima lima o nā hana liʻiliʻi a me ka hoʻoponopono. 2. No ka MIG a me ka MAG, ua hoʻouna ʻia ka uea kuʻihao mai ka lama wiliwili thro ...Heluhelu hou aku -
ʻO ka ʻokoʻa ma waena o ka hui kuʻihao paʻa, ka hui kuʻi hoʻololi ʻana a me ka hui kuʻihao prefabricated i ka wiliwili paipu
ʻO ka hoʻololi ʻana e pili ana i ka hoʻopaʻa ʻana i ka hoʻoheheʻe ʻana i ka pipeline. ʻO ka hoʻopaʻa paʻa ʻana, ʻaʻole hiki ke neʻe ka hui kuʻi ma hope o ka hui ʻana o ka hui paipu, a hana ʻia ka welding e like me ka hoʻololi ʻana o ke kūlana welding (horizontal, vertical, upward, and mid-level change) i ka wā ...Heluhelu hou aku -
He mea nui ka hana ʻenehana welding
ʻO ka manaʻo maʻamau a me ke ʻano o ka palekana o nā welders uila, ʻo nā kaʻina hana penei: 1. Pono ʻoe e haku i ka ʻike uila nui, e hahai i nā lula palekana o nā welders, a kamaʻāina i ka ʻenehana kinai ahi, kōkua mua no ka haʻalulu uila a me ka hana hou. ...Heluhelu hou aku
